Class-7-Radioactive
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资源简介：
Hazard Class 7: Class 7 hazards are substances or materials that are radioactive. Radioactive substances are recognized by yellow and white HAZMAT signs, with a radioactive logo in the top, yellow portion and the hazard class No. 7 at the bottom, on the white portion.
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{{source}}创建时间：
2020-02-06
